<form [formGroup]="personalGroupForm">
  <div class="form-group row">
    <label for="masterFlPerc" class="col-3 col-form-label text-right">群主返利</label>
    <input id="masterFlPerc" formControlName="masterFlPerc">
  </div>

  <div class="row">
    <div class="col-12 text-center">
      <button class="btn btn-sm btn-teal w-50" [disabled]="!personalGroupForm.valid" (click)="update()">
        保存信息
      </button>
    </div>
  </div>
</form>
